[BUGFIX] Allow resource as type definition

This patch adds "resource" as valid type information of extbase models.

Resolves: #69539
Releases: master
Change-Id: I4b6f8f79fcb6a4bc0b85425c4079f2e9f154da62
Reviewed-on: http://review.typo3.org/43098


Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>